DividerItemDecoration

Kotlin |Java

open class DividerItemDecoration : RecyclerView.ItemDecoration

kotlin.Any
↳	androidx.recyclerview.widget.RecyclerView.ItemDecoration
	↳	androidx.recyclerview.widget.DividerItemDecoration

DividerItemDecoration is a RecyclerView.ItemDecoration that can be used as a divider between items of a LinearLayoutManager. It supports both HORIZONTAL and VERTICAL orientations.

mDividerItemDecoration = new DividerItemDecoration(recyclerView.getContext(),
              mLayoutManager.getOrientation());
      recyclerView.addItemDecoration(mDividerItemDecoration);
  

Summary

Constants
static Int	HORIZONTAL
static Int	VERTICAL

Public constructors
<init>(context: Context!, orientation: Int) Creates a divider RecyclerView.ItemDecoration that can be used with a LinearLayoutManager.

Public methods
open Drawable?	getDrawable()
open Unit	getItemOffsets(outRect: Rect, view: View, parent: RecyclerView, state: RecyclerView.State)
open Unit	onDraw(c: Canvas, parent: RecyclerView, state: RecyclerView.State)
open Unit	setDrawable(@NonNull drawable: Drawable) Sets the Drawable for this divider.
open Unit	setOrientation(orientation: Int) Sets the orientation for this divider.

Inherited functions

From class ItemDecoration Unit getItemOffsets(@NonNull outRect: Rect, itemPosition: Int, @NonNull parent: RecyclerView) Unit onDraw(@NonNull c: Canvas, @NonNull parent: RecyclerView) Unit onDrawOver(@NonNull c: Canvas, @NonNull parent: RecyclerView, @NonNull state: RecyclerView.State) Draw any appropriate decorations into the Canvas supplied to the RecyclerView. Any content drawn by this method will be drawn after the item views are drawn and will thus appear over the views. Unit onDrawOver(@NonNull c: Canvas, @NonNull parent: RecyclerView)

Constants

HORIZONTAL

static val HORIZONTAL: Int

Value: LinearLayout.HORIZONTAL

VERTICAL

static val VERTICAL: Int

Value: LinearLayout.VERTICAL

Public constructors

<init>

DividerItemDecoration(
    context: Context!, 
    orientation: Int)

Creates a divider RecyclerView.ItemDecoration that can be used with a LinearLayoutManager.

Parameters
context	Context!: Current context, it will be used to access resources.
orientation	Int: Divider orientation. Should be HORIZONTAL or VERTICAL.

Public methods

getDrawable

@Nullable open fun getDrawable(): Drawable?

Return
Drawable?	the Drawable for this divider.

getItemOffsets

open fun getItemOffsets(
    outRect: Rect, 
    view: View, 
    parent: RecyclerView, 
    state: RecyclerView.State
): Unit

onDraw

open fun onDraw(
    c: Canvas, 
    parent: RecyclerView, 
    state: RecyclerView.State
): Unit

setDrawable

open fun setDrawable(@NonNull drawable: Drawable): Unit

Sets the Drawable for this divider.

Parameters
drawable	Drawable: Drawable that should be used as a divider.

setOrientation

open fun setOrientation(orientation: Int): Unit

Sets the orientation for this divider. This should be called if RecyclerView.LayoutManager changes orientation.

Parameters
orientation	Int: HORIZONTAL or VERTICAL